About the Number

149701890

149701889 ← → 149701891

2進数表記:1000111011000100010100000010

漢数字表記:一億四千九百七十万千八百九十

素因数分解:

2 1 × 3 1 × 5 1 × 13 2 × 29527 1

素因数の和:29563
約数の個数: 48
約数和(自身を含む): 389060928
約数和(自身を除く): 239359038

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2535, 5070, 29527, 59054, 88581, 147635, 177162, 295270, 383851, 442905, 767702, 885810, 1151553, 1919255, 2303106, 3838510, 4990063, 5757765, 9980126, 11515530, 14970189, 24950315, 29940378, 49900630, 74850945, 149701890]

約数ペア:
[(1, 149701890), (2, 74850945), (3, 49900630), (5, 29940378), (6, 24950315), (10, 14970189), (13, 11515530), (15, 9980126), (26, 5757765), (30, 4990063), (39, 3838510), (65, 2303106), (78, 1919255), (130, 1151553), (169, 885810), (195, 767702), (338, 442905), (390, 383851), (507, 295270), (845, 177162), (1014, 147635), (1690, 88581), (2535, 59054), (5070, 29527)]

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